Home / 1,307,501.12-1,804,497.65-791,539.30

Finding the Fourth Proportional to 1,307,501.12, 1,804,497.65 and 791,539.30

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Solution

The fourth proportional to 1,307,501.12, 1,804,497.65 and 791,539.30 is: 1,092,412.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,307,501.12 : 1,804,497.65 = 791,539.30 : x
  2. Step 2: Convert to fraction form
    1,307,501.12/1,804,497.65 = 791,539.30/x
  3. Step 3: Cross multiply
    1,307,501.12x = 1,804,497.65 × 791,539.30
  4. Step 4: Simplify right side
    1,307,501.12x = 1,428,330,807,998.84
  5. Step 5: Solve for x
    x = 1,428,330,807,998.84/1,307,501.12
  6. Step 6: Final answer
    x = 1,092,412.68

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.